By surface
| Surface | Gabriel Markus | Mark Koevermans |
|---|---|---|
| Clay | 0 | 1 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1991-06-17 | ATP | Genova | Round of 32 | Clay | Mark Koevermans | 2-6 | 7-62 | 1-6 |
| Surface | Gabriel Markus | Mark Koevermans |
|---|---|---|
| Clay | 0 | 1 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1991-06-17 | ATP | Genova | Round of 32 | Clay | Mark Koevermans | 2-6 | 7-62 | 1-6 |